/Engine/Plugins/Experimental/Animation/PoseSearch/Source/Runtime/Public/PoseSearch/PoseSearchFeatureChannel.h
UPoseSearchFeatureChannels can hold sub channels.
virtual [TArrayView](API\Runtime\Core\Containers\TArrayView)< [TObjectPtr](API\Runtime\Core\Delegates\TObjectPtr)< [UPoseSearchFeatureChannel](API\Plugins\PoseSearch\PoseSearch\UPoseSearchFeatureChannel) > > GetSubChannels()